<template>
	<view>
		
		<view class="goods-list">
			<view v-for="(goods, i) in goodsList" :key="i" @click="gotoDetail(goods)">
				<my-goods :item="goods"></my-goods>
			</view>
		</view>
		
	</view>
</template>

<script>
	export default {
		data() {
			return {
				// 请求参数对象
				queryObj: {
					query: '',
					cid: '',
					pagenum: 1,
					pagesize: 10
				},
				goodsList: [],
				total: 0,
				isloading: false
			};
		},
		
		onLoad(options) {
			this.queryObj.query = options.query || ''
			this.queryObj.cid = options.cid || ''
			console.log(options)
			
			this.getGoodsList()
			console.log(this.queryObj)
		},
		
		methods: {
			gotoDetail(goods) {
				uni.navigateTo({
					url: '/subpkg/goods_detail/goods_detail?goods_id=' + goods.goods_id
				});
			},
			
			async getGoodsList(callback) {
				//打开节流阀
				this.isloading = true
				
				const {data: res} = await uni.$http.get('/api/public/v1/goods/search', this.queryObj)
				
				// 关闭节流阀
				this.isloading = false
				callback && callback()
				
				if(res.meta.status !== 200) return uni.$showMsg()
				
				this.goodsList = [...this.goodsList, ...res.message.goods]
				this.total = res.message.total

			}
		},
		
		onReachBottom() {
			if(this.isloading) return
			if(this.queryObj.pagenum * this.queryObj.pagesize >= this.total) return uni.$showMsg('已经到底啦！')
			// 让页码自增
			this.queryObj.pagenum++
			this.getGoodsList()
		},
		
		onPullDownRefresh() {
			// 重置关键数据
			this.queryObj.pagenum = 1
			this.queryObj.total = 0
			this.isloading = false
			this.goodsList = []
			// 重发数据请求
			this.getGoodsList(() => uni.stopPullDownRefresh())
		}
		

		
	}
</script>

<style lang="scss">
	.goods-item {
		display: flex;
		padding: 10rpx 20rpx;
		border-bottom: 5rpx solid #f0f0f0;
		
		.left-goods-item {
			margin-right: 20rpx;
			.goods-pic {
				height: 220rpx;
				width: 220rpx;
				display: block;
				border-radius: 10rpx;
			}
			
		}
		
		.right-goods-item{
			display: flex;
			flex-direction: column;
			justify-content: space-between;
			.goods-name {
				font-size: 28rpx;
			}
			
			.goods-info{
				.goods-price{
					color: #C00000;
					font-size: 35rpx;
				}
			}
		}
	}
</style>
